/* header */

.header {
  /* background-color: aqua; */
}

.header-in {
  /* background-color: blue; */
  /* height: 70px; */
}

.headertop {
  background-color: #3291f6;
  height: 40px;
  font-size: 14px;
  line-height: 40px;
  color: #eee;
  display: flex;
}

.headtopright {
  margin-left: 550px;
  font-size: 12px;
  color: #ffffff;
}

.headtopright a {
  color: #ffffff;
  margin: 10px;
}
.headtopright a:hover{
  color: #333;
}

.headtopleft {
  padding-left: 60px;
}

.headtopleft a {
  color: #eee;
  margin: 5px;
}

.headtopleft a:hover {
  color: #333;
  text-decoration: none;
}

.headtopleft input {
  background-color: transparent;
  height: 35px;
  width: 148px;
  border: none;
  font-size: 12px;
}

.headtopleft input::placeholder {
  color: #eee;
}

.headtopleft input:focus {
  border-color: transparent;
  outline: none;
}




.logo a {
  display: block;
  height: 70px;
  width: 260px;
  background: url(../images/logo.png) no-repeat -27px center;
  background-size: 80%;
  text-indent: -999px;
  overflow: hidden;
}

.header ul>li {
  height: 70px;
  line-height: 70px;
  padding: 0 10px;
}

.header ul>li a {
  font-weight: bold;
  font-size: 16px;
}

.header ul>li.c-btn a {
  display: inline-block;
  width: 78px;
  height: 40px;
  line-height: 40px;
  text-align: center;
  background-color: rgb(68, 126, 183);
  border-radius: 4px;
  color: #fff;
  transition: all 0.3s;
}

.header ul>li.c-btn a:hover {
  background-color: rgb(16, 18, 20);
}


/* advertise */


.advertise-in {
  height: 420px;
  position: relative;
}

.swiper {
  height: 420px;
  background: url(../images/4.jpg) no-repeat center;
  background-size: cover;
}

.adv-tags {
  width: 960px;
  height: 180px;
  background-color: #fff;
  position: absolute;
  bottom: -100px;
  left: 0;
  right: 0;
  margin: 0 auto;
  border-radius: 4px;
  -webkit-box-shadow: 0 0 10px rgba(0, 0, 0, .1);
  -moz-box-shadow: 0 0 10px rgba(0, 0, 0, .1);
  box-shadow: 0 0 10px rgba(0, 0, 0, .1);
}

.adv-tags-in {
  width: 100%;
  height: 100%;
  display: flex;
  text-align: center;
  align-items: center;
}

.adv-tags-in .item {
  flex: 1;
  display: flex;
  flex-flow: column nowrap;
  justify-content: center;
  height: 100px;
}

.adv-tags-in .item:nth-child(n+2) {
  border-left: 1px dashed #ccc;
}

.adv-tags-in h4 {
  font-weight: 400;
  color: #22569f;
  padding: 8px 0;
}

.adv-tags-in .iconfont {
  font-size: 55px;
  line-height: 55px;
}

/* guide-overview */

.guide-overview {
  padding: 170px 0 70px;
  /* background-color: pink; */
}

.guide-ov-in {
  height: 560px;
  /* background-color: blue; */
}

.down {
  text-align: center;
}

.down a {
  display: inline-block;
  height: 50px;
  line-height: 50px;
  padding: 0 12px;
  background-color: rgb(68, 126, 183);
  color: #fff;
  /* font-weight: bold; */
  border-radius: 4px;
  font-size: 20px;
}

.cms-doc {
  text-align: center;
  padding: 30px 0 60px;
}

.guide-video {
  width: 720px;
  height: 405px;
  background-color: aqua;
  margin: 0 auto;
  background-image: url(../images/5.jpg);
}

/* service */
.service {
  background-color: #e2dfdf;
  padding: 80px 0;
}

.service-in {
  /* height: 500px; */
  text-align: center;
}

.section_header {
  text-align: center;
}

.section_header h2 {
  height: 34px;
  line-height: 34px;
  font-size: 1.75rem;
  font-weight: 400;
}

.section_header p {
  padding: 10px 0 0;
}

.service-items {
  margin-top: 60px;
  height: 200px;
  background-color: #edeff1;
  display: flex;

}
.service-items-div1{
  padding: 20px 20px;
  background-color: #ffffff;
  margin: 0 5px;
  border-radius: 6px;
}
.service-items-div1 .iconfont{
  font-size: 40px;
}
.service-items-div1 h6{
  font-size: 16px;
  color: #222222;
  margin: 10px 0 8px;
}
.service-items-div1 p{
  font-size: 12.8px;
  color: #757575;
}

/* product-dynamics */
.product-dynamics {
  padding: 100px 0 40px;
}

.pro-d-items {
  margin-top: 60px;
  height: 550px;
  background-color: #fff;
}

.pro-d-items>div {
  width: 50%;
  height: 100%;
}

.pro-d-items .pro-item-l {
  height: 50%;
}

.pro-title{
  background-color: #fff;
  height: 40px;
  line-height: 40px;
}
.strong2{
  font-size: 20px;
  padding-left: 10px;
  padding-right: 380px;
  color: #333333;
}
.strong1{
  font-size: 20px;
  color: #3291f6;
}
.pro-title a{
  color: #999999;
  font-size: 14px;
}
.pro-item-l-div2 ul{
  height: 235px;
  display: flex;
  flex-direction: column;
  flex: auto;
  background-color: #fff;
}
.pro-item-l-div2 li{
  height: 100%;
  font-size: 14px;
  color: #333333;
  line-height: 35px;
}
.pro-item-l-div2 a{
  margin-right: 140px;
  font-size: 14px;

}
.prospan1{
  background-color: #e6505a;
  color: #ffffff;
  font-size: 16px;
  padding: 3px 6px;
  margin-right: 10px;
}
.prospan2{
  height: 35px;
  font-size: 14px;
  color: #999999;
}
.pro-ddd{
  display: flex;
  flex-direction: column;
  margin-top: 15px;
}
.pro-dd1{
  display: flex;
  height: 175px;
  background-color: #fff;
}
.pro-dd1 a{
  font-size: 16px;
  color: #333333;
}
.pro-img1{
  height: 140px;
  width: 250px;
  border-radius: 6px;
  margin-right: 15px;
}
.pro-dd1>div>div{
  font-size: 14px;
  color: #999999;
  height: 105px;
  margin-top: 15px;
}

/* hot-app */

.hot-app {
  padding: 60px 0 45px;
  background-color: #e2dfdf;
}

.hot-app-list {
  margin-top: 25px;
  /* height: 320px; */
  background-color: #ded7d7;
}


.hot-app-list-in li {
  width: 260px;
  height: 100px;

  background-color: dodgerblue;
}

.hot-app-list-in li:not(:nth-child(4n+1)) {
  margin-left: 20px;
  margin-bottom: 10px;
}
.app-div1{
  display: flex;
  align-items: center;
  background-color: #fff;
  border-radius: 3px;
}
.app-div1-left{
  padding: 20px 10px;
  color: #333333;

}
.app-div1-left img{
  height: 66px;
  width: 66px;
}
.app-div1-right a{
  font-size: 14px;
  color: #333333;
}
.app-div1-right div{
  font-size: 12px;
  color: #02010180;
  padding: 4px 0 0;
}
.button1{
  text-align: center;
  height: 70px;
  padding-top: 40px;
}
.button1 a{
  padding: 10px 15px;
  color: #fff;
  background-color: #3291f6;
  border-radius: 6px;
}
/* .hot-app-list-in li:not(:nth-last-child(n+4)){
  margin-bottom: 0;
}  */

/* youqinglianjie */
.youqinglianjie{
  margin: 50px auto;
  font-size: 14px;
  display: flex;
  align-items: center;
  height: 26px;
  width: 1420px;
}
.youqinglianjie a{
  margin: 10px 20px;
}
.youqinglianjie a:hover{
    color: #333333;
}
/* footer */

.footer {
  padding: 40px 0 0;
  background-color: #373d41;
  color: #fff;
}
.footer-in a:hover{
  text-decoration: underline;
}

.links {
  box-sizing: border-box;
  padding-bottom: 20px;
}

.links a {
  color: #c5d1dc;
}

dl {
  float: left;
}

dl:first-child {
  width: 180px;
}

dl:last-child {
  width: 350px;
}

dt {
  font-size: 16px;
  font-weight: bold;
  padding-bottom: 10px;
  height: 37px;
  line-height: 37px;
}

dd {
  font-size: 14px;
  padding: 5px;
  font-weight: 300;
}

dl.tuijian {
  width: 168px;
}

.copyright {
  border-top: 1px solid #4b5054;
  text-align: center;
  font-size: 14px;
  color: #c5d1dc;
  padding: 20px 0;
}

.copyright p:first-child {
  padding-bottom: 10px;
}